21236832

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3881}}^1$

素因数の和:3916

約数の個数: 72

約数和(自身を含む): 63587160

約数和(自身を除く): 42350328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3881, 5472, 7762, 11643, 15524, 23286, 31048, 34929, 46572, 62096, 69858, 73739, 93144, 124192, 139716, 147478, 186288, 221217, 279432, 294956, 372576, 442434, 558864, 589912, 663651, 884868, 1117728, 1179824, 1327302, 1769736, 2359648, 2654604, 3539472, 5309208, 7078944, 10618416, 21236832]

約数ペア:

[(1, 21236832), (2, 10618416), (3, 7078944), (4, 5309208), (6, 3539472), (8, 2654604), (9, 2359648), (12, 1769736), (16, 1327302), (18, 1179824), (19, 1117728), (24, 884868), (32, 663651), (36, 589912), (38, 558864), (48, 442434), (57, 372576), (72, 294956), (76, 279432), (96, 221217), (114, 186288), (144, 147478), (152, 139716), (171, 124192), (228, 93144), (288, 73739), (304, 69858), (342, 62096), (456, 46572), (608, 34929), (684, 31048), (912, 23286), (1368, 15524), (1824, 11643), (2736, 7762), (3881, 5472)]